Perhaps you should try some spelling variations:
"da lieu data snippets" » "da lieu dao snippets", "da bieu dat snippets", "da lieu da snippets", "du lieu data snippets", "da dieu data snippets", "vat lieu data snippets", "da lieu data slippers"
"hang java java snippets" » "hang va java snippets", "hang java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("da lieu data snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("da lieu data snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( da lieu data snippets ) or ( hang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("da lieu data snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))*.